221477113

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{1063}}^1$

素因数の和:1165

約数の個数: 32

約数和(自身を含む): 274563072

約数和(自身を除く): 53085959

約数列:

[1, 11, 13, 31, 47, 143, 341, 403, 517, 611, 1063, 1457, 4433, 6721, 11693, 13819, 16027, 18941, 32953, 49961, 152009, 208351, 362483, 428389, 549571, 649493, 1548791, 4712279, 7144423, 17036701, 20134283, 221477113]

約数ペア:

[(1, 221477113), (11, 20134283), (13, 17036701), (31, 7144423), (47, 4712279), (143, 1548791), (341, 649493), (403, 549571), (517, 428389), (611, 362483), (1063, 208351), (1457, 152009), (4433, 49961), (6721, 32953), (11693, 18941), (13819, 16027)]